No CAA record on id-rsa.pub (wildcard=false) contains the issuance domain "letsencrypt.org". You must either add an additional record to include "letsencrypt.org" or remove every existing CAA record. A list of the CAA records are provided in the details.
id-rsa.pub. 0 IN CAA 0 issue "amazonaws.com"
A fatal issue occurred during the DNS lookup process for id-rsa.pub/AAAA.
DNS response for id-rsa.pub/AAAA did not have an acceptable response code: SERVFAIL
CAA records control authorization for certificate authorities to issue certificates for a domain
id-rsa.pub. 0 IN CAA 0 issue "amazonaws.com"
id-rsa.pub. 0 IN CAA 0 issuewild ";"
A and AAAA records found for this domain
id-rsa.pub. 0 IN A 143.204.146.42
id-rsa.pub. 0 IN A 143.204.146.98
id-rsa.pub. 0 IN A 143.204.146.13
id-rsa.pub. 0 IN A 143.204.146.86
The IANA public suffix is the TLD of the Registered Domain
The TLD for id-rsa.pub is: pub
The current status.io status for Let's Encrypt
Operational